Problem 5. Кросово бягане

using System;
using System.Collections.Generic;
using System.Linq;

namespace Sortign
{
    class Program
    {
        static void Main(string[] args)
        {
            List<int> resultsFirstDay = Console.ReadLine().Split(" ").Select(int.Parse).ToList();
            List<int> resultsSecondDay = Console.ReadLine().Split(" ").Select(int.Parse).ToList();

            List<int> results = new List<int>();
            results.AddRange(resultsFirstDay);
            results.AddRange(resultsSecondDay);

            results.Sort();

            Console.WriteLine(string.Join(" ", results));






        }


    }
}